// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

trait Trait {
    type Type;
}

impl<'a> Trait for &'a () {
    type Type = u32;
}

fn foo<'a>(t: <&'a () as Trait>::Type) -> <&'a () as Trait>::Type {
    t
}

fn main() {
    assert_eq!(foo(4), 4);
}
